old-web/app/controllers/regions.js

const  { currentRERequest } = require('../helpers/url');
const { getRegions } = require('../helpers/codes');

const regions = getRegions();

const getRegion = (req,res) => {
  const nextStep = req.query.nextStep || '/';
  res.render('region', {
         nextStep,
         regions
  });
};

const postRegion = async (req, res) => {
  const request = await currentRERequest(req);
  const nextStep = req.query.nextStep || `/mjesto/${request.uniqueId}`;
  request.region = req.body.region;
  await request.save();
  res.redirect(nextStep)
};

module.exports = {
  getRegion,
  postRegion
};